Present Day Universe

This image shows a "slice" of the Universe as it is today. The shape is that of the Hubble tuning fork diagram, which describes and separates galaxies…Read More »

according to their morphology into spiral (S), elliptical (E), and lenticular (S0) galaxies. Image released August 15, 2013. [Read the Full Story] Less «

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The Universe 4 Billion Years Ago

Credit: NASA, ESA, M. Kornmesser

This image shows a "slice" of the Universe some 4 billion years back in time. The shape is that of the Hubble tuning fork diagram, which describes and…Read More »

separates galaxies according to their morphology into spiral (S), elliptical (E), and lenticular (S0) galaxies. Image released August 15, 2013. [Read the Full Story] Less «

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The Universe 11 Billion Years Ago

Credit: NASA, ESA, M. Kornmesser

This image shows a "slice" of the Universe some 11 billion years back in time. The shape is that of the Hubble tuning fork diagram, which describes and…Read More »

separates galaxies according to their morphology into spiral (S), elliptical (E), and lenticular (S0) galaxies. Image released August 15, 2013. [Read the Full Story] Less «

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The Hubble Tuning Fork — Classification of Galaxies

Credit: NASA & ESA

The American astronomer Edwin Hubble, developed a classification scheme of galaxies in 1926. he diagram is roughly divided into two parts: elliptical galaxies…Read More »

(ellipticals) and spiral galaxies (spirals). Hubble gave the ellipticals numbers from zero to seven, which characterize the ellipticity of the galaxy: "E0" is almost round, "E7" is very elliptical. Image released October 6, 1999. [Read the Full Story] Less «

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The NASA/ESA Hubble Space Telescope During Servicing Mission 4

Credit: NASA

This image was taken from the Space Shuttle Atlantis just after the Hubble Space Telescope was intercepted by the Shuttle’s robotic arm during Servicing…Read More »